486813823 has 2 divisors, whose sum is σ = 486813824. Its totient is φ = 486813822.

The previous prime is 486813781. The next prime is 486813829. The reversal of 486813823 is 328318684.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 486813823 - 2⁹ = 486813311 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 486813823.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (486813829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243406911 + 243406912.

It is an arithmetic number, because the mean of its divisors is an integer number (243406912).

Almost surely, 2^486813823 is an apocalyptic number.

486813823 is a deficient number, since it is larger than the sum of its proper divisors (1).

486813823 is an equidigital number, since it uses as much as digits as its factorization.

486813823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 221184, while the sum is 43.

The square root of 486813823 is about 22063.8578449010. The cubic root of 486813823 is about 786.6610253075.

The spelling of 486813823 in words is "four hundred eighty-six million, eight hundred thirteen thousand, eight hundred twenty-three".